Bird feeder base



FIG. 1 is a perspective view of a bird feeder base showing my newdesign;

FIG. 2 is a front elevational view thereof, the rear being a mirrorimage of the front view shown;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective view of a second embodiment of FIG. 1;

FIG. 7 is a front elevational view of FIG. 6, the rear being a mirrorimage of the view shown;

FIG. 8 is a right side elevational view of FIG. 6;

FIG. 9 is a top plan view of FIG. 6; and

FIG. 10 is a bottom plan view of FIG. 6.

The broken lines in FIG. 1 are for purposes of illustration only andform no part of the claimed design.

The ornamental design for a bird feeder base, as shown and described.